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What does <!doctype html> do?

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面向向阳花
面向向阳花 2020-12-12 19:06

What does this tag do?

What I can see is that with this tag on top my html behaves in another way than without. How do I k

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  • -上瘾入骨i
    -上瘾入骨i (楼主)
    2020-12-12 19:38

    A Doctype declaration triggers standards mode in your browser and should always be used. Quirks mode should always be avoided.

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